Energy Codes

Energy codes in effect in the US as of August 2015. Courtesy US Department of Energy.

US climate zones. Courtesy US Department of Energy.

 

Useful Links:

1. General: "Minimum Insulation R-value Requirements Non-Residential, Above Roof Deck" is an extremely handy table for state and local jurisdictions in the United States. The document is from February of 2018 and is available on the Carlisle SynTec website.  It's very important to always confirm which code is currently in effect in your area by checking with your local authority. 

2. General: Roof Online’s Codes And Standards Organizations Relevant To Roofing page.

3. GeneralSee here for up-to-date energy code information for individual US states at the National Roofing Contractors Association website. Note that some municipalities may have energy codes that differ from the state code; the NRCA website makes an effort to point out when this is the case.

4. General: Energy code resources, news, and updates can be found at the website of the US Department of Energy's Building Energy Codes Program.

5. Codes: The entire 2015 International Energy Conservation Code can be found here on the Upcodes website. (The link goes to the Colorado page because Colorado adopted the IECC without amendments).

6. CodesCommercial Envelope Requirements of the 2018 IECC is an easy-to-follow guide to compliance (click on "Presentation Slides"). (See here for 2015). Always check with your local authority to determine which code is in effect in your area. This guide is made available by the US Department of Energy on the Building Energy Codes Program website.

7. CodesResidential Provisions of the 2018 International Energy Conservation Code is an easy-to-follow guide to compliance (click on "Presentation Slides"). (See here for 2015). Always check with your local authority to determine which code is in effect in your area. This guide is made available by the US Department of Energy on the Building Energy Codes Program website.

8. Codes: Requirements of the 2009, 2012, 2015, and 2018 Residential and Commercial codes may be accessed from the Building Energy Codes Program's "Training" page.